pgd_access_permitted  986 arch/powerpc/include/asm/book3s/64/pgtable.h #define pgd_access_permitted pgd_access_permitted
pgd_access_permitted  372 include/asm-generic/pgtable.h #ifndef pgd_access_permitted
pgd_access_permitted 2157 mm/gup.c       	if (!pgd_access_permitted(orig, flags & FOLL_WRITE))